feat: add typescript solution to lc problem:0706.Design HashMap

Author: zhaocchen

solution/0700-0799/0706.Design HashMap/README.md

@@ -142,6 +142,37 @@ class MyHashMap {
  */
 ```
 
+### **TypeScript**
+
+```ts
+class MyHashMap {
+    data: Array<number>;
+    constructor() {
+        this.data = new Array(10 ** 6 + 1).fill(-1);
+    }
+
+    put(key: number, value: number): void {
+        this.data[key] = value;
+    }
+
+    get(key: number): number {
+        return this.data[key];
+    }
+
+    remove(key: number): void {
+        this.data[key] = -1;
+    }
+}
+
+/**
+ * Your MyHashMap object will be instantiated and called as such:
+ * var obj = new MyHashMap()
+ * obj.put(key,value)
+ * var param_2 = obj.get(key)
+ * obj.remove(key)
+ */
+```
+
 ### **...**
 
 ```

solution/0700-0799/0706.Design HashMap/README_EN.md

@@ -129,6 +129,37 @@ class MyHashMap {
  */
 ```
 
+### **TypeScript**
+
+```ts
+class MyHashMap {
+    data: Array<number>;
+    constructor() {
+        this.data = new Array(10 ** 6 + 1).fill(-1);
+    }
+
+    put(key: number, value: number): void {
+        this.data[key] = value;
+    }
+
+    get(key: number): number {
+        return this.data[key];
+    }
+
+    remove(key: number): void {
+        this.data[key] = -1;
+    }
+}
+
+/**
+ * Your MyHashMap object will be instantiated and called as such:
+ * var obj = new MyHashMap()
+ * obj.put(key,value)
+ * var param_2 = obj.get(key)
+ * obj.remove(key)
+ */
+```
+
 ### **...**
 
 ```

solution/0700-0799/0706.Design HashMap/Solution.ts

@@ -0,0 +1,26 @@
+class MyHashMap {
+    data: Array<number>;
+    constructor() {
+        this.data = new Array(10 ** 6 + 1).fill(-1);
+    }
+
+    put(key: number, value: number): void {
+        this.data[key] = value;
+    }
+
+    get(key: number): number {
+        return this.data[key];
+    }
+
+    remove(key: number): void {
+        this.data[key] = -1;
+    }
+}
+
+/**
+ * Your MyHashMap object will be instantiated and called as such:
+ * var obj = new MyHashMap()
+ * obj.put(key,value)
+ * var param_2 = obj.get(key)
+ * obj.remove(key)
+ */